Grivas, Efstratios: Grivas Opening Laboratory - Vol 4 (PB)
The author presents a full opening repertory for the club player, which is analyzed in six volumes. In the books, you will find many novelties for both sides, with a full move-to-move presentation. Furthermore, the reader will get access to middlegame strategies, endgame techniques, and common tactical motifs, which are patterning the proposed variations.
In the fourth volume, the openings of the Queen's Gambit, the Ragozin Variation, the Vienna Variation, and the Lasker Variation are presented.